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Discuss "cohesive energy" and "electron affinity".
‘Cohesive energy’: In a chemical bond, it’s the energy required to dissociate a solid into isolated atoms or molecules as appropriate.
‘Electron affinity’ : In a system of a neutral atom and an extra electron, when extra electron is attracted from the infinity to the outer orbit of neutral atom, work done is known as electron affinity of the atom.
GLASS: Glass is amorphous solid which is not true solid, it is rather super cooled liquid which possesses a very high viscosity. It has no fixed melting point, on heating graduall
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For d electrons, the azimuthal quantum number is: (1) 0 (2) 1 (3) 2 (4) 3 Ans: 2
How Dalton''s Atomic theory explains these laws..
Antipyretic: Antipyretic is a drug that is accountable for lowering the temperature of feverish object. The central nervous system, specifically the hypothalamus, takes an sig
Q. Write an account of soda lime glass and safety glasses. Ans. Soda-Lime Glass or soft glass: It is the ordinary glass in which Na 2 O is added to the melt to oxide on hea
role of ammonium chloride and ammonium hydroxide in group third of basic radical?
Q. Describe the foaming properties? Foods like meringue, ice cream and beer contain foams. A number of foods possess good foaming properties on account of the proteins they con
How is chemistry important in medicine & healthcare?
Suppose that lysine is dissolved into a buffer to a concluding concentration of 1 mM. Into this buffer, 80 percent of the lysine's side-chain amines are protonated. Determine the p
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